中文亂碼解決辦法
cmd下中文不能輸入
將cmd代碼頁(yè)改成936:
chcp 936
ruby 讀取中文強(qiáng)制設(shè)置為utf-8
可以在文件中加一個(gè)注釋語(yǔ)句 # encoding: UTF-8,ruby就會(huì)用utf-8格式載入
cmd輸出亂碼
這個(gè)解決不掉, 我看到有人用了一個(gè)第三方庫(kù)來(lái)解決輸出
require 'iconv' cov = Iconv.new( 'gbk', 'utf-8') puts cov.iconv("北京奧運(yùn)會(huì)!")
PS: Ruby程序中,最好不要出現(xiàn)中文,注釋除外
解決ruby不支持openssl的問題
在RHEL 5.4 x86_64安裝rails的時(shí)候,提示ruby不支持openssl
進(jìn)入$RUBY_HOME/ext/openssl目錄, 執(zhí)行 ruby exconf.rb,出現(xiàn)如下錯(cuò)誤:
=== OpenSSL for Ruby configurator === === Checking for system dependent stuff... === checking for t_open() in -lnsl... no checking for socket() in -lsocket... no checking for assert.h... yes === Checking for required stuff... === checking for openssl/ssl.h... no === Checking for required stuff failed. ===Makefile wasn't created. Fix the errors above.
提示沒有找到ssl.h, 從http://www.openssl.org/ 下載了openssl-0.9.8k.tar.gz。 解壓,執(zhí)行configure make make install. 回到$RUBY_HOME/ext/openssl重新執(zhí)行
ruby extconf.rb --with-openssl-include=/usr/local/ssl/include/ --with-openssl-lib=/usr/local/ssl/lib
成功。但接下來(lái)執(zhí)行make時(shí) 又出現(xiàn)新的錯(cuò)誤:
~/sources/ruby-1.8.7-p174/ext/openssl$ sudo make gcc -shared -o openssl.so ossl_x509.o ossl_x509cert.o ossl_x509crl.o ossl_pkcs7.o ossl_cipher.o ossl_pkey_dh.o ossl_ssl_session.o ossl_x509attr.o ossl_x509ext.o ossl_ocsp.o ossl_asn1.o ossl_x509name.o ossl_x509revoked.o ossl_rand.o ossl_pkcs12.o ossl_x509store.o ossl_ssl.o ossl.o ossl_digest.o ossl_config.o ossl_pkcs5.o ossl_bio.o ossl_pkey_dsa.o ossl_pkey.o ossl_x509req.o ossl_pkey_ec.o ossl_hmac.o openssl_missing.o ossl_ns_spki.o ossl_pkey_rsa.o ossl_engine.o ossl_bn.o -L. -L/usr/local/ruby/lib -Wl,-R/usr/local/ruby/lib -L/usr/local/ssl/lib -Wl,-R/usr/local/ssl/lib -L. -rdynamic -Wl,-export-dynamic -lssl -lcrypto -lrt -ldl -lcrypt -lm -lc /usr/bin/ld: /usr/local/ssl/lib/libssl.a(s2_meth.o): relocation R_X86_64_32 against `a local symbol' can not be used when making a shared object; recompile with -fPIC /usr/local/ssl/lib/libssl.a: could not read symbols: Bad value collect2: ld returned 1 exit status make: *** [openssl.so] Error 1
提示重新試過(guò)編譯openssl時(shí)帶上-fPIC參數(shù) 。于是重新編譯openssl
.confile -fPIC
標(biāo)簽:永州 遼寧 張家界 荊門 公主嶺 梧州 三沙 普洱
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